Pith Number

pith:DWMVD7Y7

pith:2018:DWMVD7Y7RDA2N5BLBZ5QVWBSGP

not attested not anchored not stored refs pending

Unsupervised learning with contrastive latent variable models

Kenney Ng, Kristen Severson, Soumya Ghosh

arxiv:1811.06094 v1 · 2018-11-14 · stat.ML · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DWMVD7Y7RDA2N5BLBZ5QVWBSGP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:00:38.691104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d9951ff1f88c1a6f42b0e7b0ad83233f5c99edf8b48c5b8432e8ceae51b2180

Aliases

arxiv: 1811.06094 · arxiv_version: 1811.06094v1 · doi: 10.48550/arxiv.1811.06094 · pith_short_12: DWMVD7Y7RDA2 · pith_short_16: DWMVD7Y7RDA2N5BL · pith_short_8: DWMVD7Y7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DWMVD7Y7RDA2N5BLBZ5QVWBSGP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1d9951ff1f88c1a6f42b0e7b0ad83233f5c99edf8b48c5b8432e8ceae51b2180

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb3bd79dadec81235abec548cb7df29b7f582a5799f8143e77fe100150935734",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-11-14T22:12:56Z",
    "title_canon_sha256": "49968bd4c8181f566e00a9dd04d80309b4c270dfc7ec63a2bfe27d1a71c09712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06094",
    "kind": "arxiv",
    "version": 1
  }
}